Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Douglas Tyler, PHD

Individual provider Counseling Psychologist · NPI 1457368821

Dr. Douglas Tyler, PHD is a Clinical Psychologist in Knoxville, Tennessee. Graduated from University of Tennessee, Hsc, College of Medicine in 1992, 34 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
34
Trained at
University of Tennessee, Hsc, College of Medicine
Licensed in
TN
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

5516 Lonas Dr Ste 250
Knoxville, TN 37909-3250
Phone: (865) 588-7132
Fax: (865) 558-5967
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Counseling Psychologist (primary) Taxonomy 103TC1900X · Licence P-1684 (TN)

Record details

NPI number1457368821
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedAugust 1, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolUNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE
Graduated 1992 (34 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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